/* eslint-disable import/no-unresolved */
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// eslint-disable-next-line import/no-extraneous-dependencies
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const RuleSet = require('webpack/lib/RuleSet');
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const flattenAndExtractUse = rules => rules.reduce((pre, rule) => {
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if ('rules' in rule || 'oneOf' in rule) {
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return pre.concat(flattenAndExtractUse(rule.rules || rule.oneOf));
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}
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return pre.concat(rule.use || []);
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}, []);
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module.exports = (compiler) => {
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const rawRules = compiler.options.module.rules;
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const { rules } = new RuleSet(rawRules);
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const rule = flattenAndExtractUse(rules)
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.find((item) => {
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return /svg-sprite-loader/.test(item.loader);
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}) || {};
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return rule.options || {};
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};
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